Merge pull request #19 from mknoszlig/master

Problem: clojure server couldn't reply on router socket using the generated codec
Problem: no unit tests for server

- write initial test
- rename server to hydra_server to conform with generation style
update .gitignore for clojure/emacs.
server backend protocol and test impl.
Problem: zproject wasn't adding hydra.h to automake
Solution: regenerate with latest zproject
Merge pull request #20 from jemc/master

Problem: zproject wasn't adding hydra.h to automake
tests for remaining events.
Merge branch 'master' of github.com:edgenet/hydra